参数资料
型号: NQ80220
厂商: LSI CORP
元件分类: 网络接口
英文描述: 100BASE-TX/10BASE-T Ethernet Media Interface Adapter
中文描述: DATACOM, ETHERNET TRANSCEIVER, PQCC44
封装: PLASTIC, LCC-44
文件页数: 52/91页
文件大小: 907K
代理商: NQ80220
80220/80221
MD400159/E
56
TWISTED PAIR CHARACTERISTICS, TRANSMIT
Unless otherwise noted, all test conditions are as follows:
1. T
A= 0 to +70°C
2. V
CC = 5V +/-5%
3. 25 MHz +/- 0.01%
4. REXT = 10K +/- 1%, no load
5. TPO
± loading shown in Figure 11 or equivalent.
LIMIT
SYM
PARAMETER
MIN
TYP
MAX
UNIT
CONDITIONS
T
OV
TP Differential Output
0.950
1.000
1.050
V pk
100 Mbps, UTP Mode, 100 Ohm Load
Voltage
1.165
1.225
1.285
V pk
100 Mbps, STP Mode, 150 Ohm Load
2.2
2.5
2.8
V pk
10 Mbps, UTP Mode, 100 Ohm Load
2.694
3.062
3.429
V pk
10 Mbps, STP Mode, 150 Ohm Load
T
OVS
TP Differential Output
98
102
%
100 Mbps, Ratio of Positive And
Voltage Symmetry
Negative Amplitude Peaks on TPO
±
T
ORF
TP Differential Output
3.0
5.0
nS
100 Mbps
Rise And Fall Time
TRFADJ [1:0] = 10
T
ORFS
TP Differential Output
+/- 0.5
nS
100 Mbps, Difference Between Rise
Rise And Fall Time
And Fall Times on TPO
±
Symmetry
TRFADJ [1:0] = 10
T
ODC
TP Differential Output
+/-
nS
100 Mbps, Output Data=0101... NRZ
Duty Cycle Distortion
0.25
Pattern Unscrambled, Measure At 50%
Points
T
OJ
TP Differential Output
+/- 1.4
nS
100 Mbps, Output Data=scrambled /H/
Jitter
T
OO
TP Differential Output
5.0
%
100 Mbps
Overshoot
T
OVT
TP Differential Output
See Figure 4
10 Mbps
Voltage Template
T
SOI
TP Differential Output
See Figure 6
10 Mbps
SOI Voltage Template
T
LPT
TP Differential Output
See Figure 7
10 Mbps, NLP and FLP
Link Pulse Voltage
Template
T
OIV
TP Differential Output
+/- 50
mV
10 Mbps. Measured on Secondary
Idle Voltage
Side of Xfmr in Figure 11.
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